Home / 984,187.20-1,476,280.80-629,601.60

Finding the Fourth Proportional to 984,187.20, 1,476,280.80 and 629,601.60

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Solution

The fourth proportional to 984,187.20, 1,476,280.80 and 629,601.60 is: 944,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,187.20 : 1,476,280.80 = 629,601.60 : x
  2. Step 2: Convert to fraction form
    984,187.20/1,476,280.80 = 629,601.60/x
  3. Step 3: Cross multiply
    984,187.20x = 1,476,280.80 × 629,601.60
  4. Step 4: Simplify right side
    984,187.20x = 929,468,753,729.28
  5. Step 5: Solve for x
    x = 929,468,753,729.28/984,187.20
  6. Step 6: Final answer
    x = 944,402.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.